These entries are queried from radb.net using whois, you can try my project getting these.
:AS56159 route: 103.61.48.0/22 origin: AS56159 descr: VNPT-NET mnt-by: MAINT-AS45899 changed: radb [at] vnpt.vn 20220429 #07:23:29Z source: RADB last-modified: 2023-11-13T16:10:57Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.61.48.0/24 origin: AS56159 descr: VNPT-Customer-Sai Gon Join Stock Commercial Bank mnt-by: MAINT-AS45899 changed: radb [at] vnpt.vn 20221128 notify: ktm.ip [at] vnpt.vn source: RADB last-modified: 2023-11-13T16:13:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.61.49.0/24 origin: AS56159 descr: VNPT-Customer-Sai Gon Join Stock Commercial Bank mnt-by: MAINT-AS45899 changed: radb [at] vnpt.vn 20221128 notify: ktm.ip [at] vnpt.vn source: RADB last-modified: 2023-11-13T16:13:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source